It's worth noting, however, that some brand versions of petroleum jelly, including lip balm, have some added ingredients, "so you have to be especially careful of non-original forms of petroleum ...

Petroleum jelly, also known as petrolatum ... Innovations in the way it is used, such as incorporating additional nourishing ingredients, are helping to modernize this timeless product.

After years of testing "cool" brands, I endured a ghastly rash and learned that my lips are quite sensitive and require simple ingredients ... lips with petroleum jelly, a gooey-like substance ...